At the heart of Solix G UL250a wheels is the lightning-fast Solix drive mechanism that translates crank movement to instant propulsion. With 605 points of engagement you’ll feel connected to the terrain and be able to provide pedal input immediately to command your ride over nearly any road surface from smooth fire roads to washboarded and bouldered jeep roads and everything in between. This confidence is only bolstered by the Solix G chassis - an Industry Nine exclusive reimagining of the hub and the spoke interface. Laced directly into the Solix hub flange are 24 machined straight-pull aluminum spokes that thread right into the hub shell.5-Pawl Solix freehub body with 605 points of engagement. This patent-protected freehub technology offers unrivaled .59° engagement for the Solix family of wheelsThe UL250 aluminum rim is built for tubeless gravel and MTB tires up to 55mm or 2.1” features a hooked bead and a barbed bead shelf that keeps tires right where they should beStraight pull integrated nipple one-piece aluminum spokes that thread directly into the hubshell resulting in a solid flex-free junction. No special tools or service procedures requiredCombining the immediate response of the Solix freehub with this evolutionary hub and spoke chassis gives the rider a system that can challenge carbon rim wheelsets for ride quality and durability2-Year Warranty coverage against defects